(19)
(11) EP 4 416 031 A1

(12)

(43) Date of publication:
21.08.2024 Bulletin 2024/34

(21) Application number: 22773068.6

(22) Date of filing: 25.08.2022
(51) International Patent Classification (IPC): 
B61L 15/00(2006.01)
B61L 23/34(2006.01)
(52) Cooperative Patent Classification (CPC):
B61L 15/0027; B61L 23/34
(86) International application number:
PCT/US2022/041523
(87) International publication number:
WO 2023/064045 (20.04.2023 Gazette 2023/16)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 15.10.2021 US 202117502918

(71) Applicant: BNSF Railway Company
Fort Worth, TX 76131 (US)

(72) Inventors:
  • ALLEN, Jeffrey, Ryan
    Olathe, KS 66062 (US)
  • RAMOLT, Michael
    Shawnee, KS 66218 (US)
  • RUSSELL, Brent
    Olathe, KS 66061 (US)
  • SHUE, Kent, Robert
    Bonner Springs, KS 66012 (US)

(74) Representative: Kretschmann, Dennis 
Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstraße 22
80336 München
80336 München (DE)

   


(54) SYSTEM AND METHOD FOR VIRTUAL BLOCK DETECTION